BE496132A - - Google Patents
Info
- Publication number
- BE496132A BE496132A BE496132DA BE496132A BE 496132 A BE496132 A BE 496132A BE 496132D A BE496132D A BE 496132DA BE 496132 A BE496132 A BE 496132A
- Authority
- BE
- Belgium
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
- C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
- C07D403/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D231/18—One oxygen or sulfur atom
- C07D231/20—One oxygen atom attached in position 3 or 5
- C07D231/22—One oxygen atom attached in position 3 or 5 with aryl radicals attached to ring nitrogen atoms
- C07D231/26—1-Phenyl-3-methyl-5- pyrazolones, unsubstituted or substituted on the phenyl ring
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D231/44—Oxygen and nitrogen or sulfur and nitrogen atoms
- C07D231/52—Oxygen atom in position 3 and nitrogen atom in position 5, or vice versa
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
- C07D403/14—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing three or more hetero rings
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/04—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
- G03C7/32—Colour coupling substances
- G03C7/36—Couplers containing compounds with active methylene groups
- G03C7/38—Couplers containing compounds with active methylene groups in rings
- G03C7/384—Couplers containing compounds with active methylene groups in rings in pyrazolone rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Indole Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US98629A US2632702A (en) | 1949-06-11 | 1949-06-11 | Pyrazolone couplers for color photography |
Publications (1)
Publication Number | Publication Date |
---|---|
BE496132A true BE496132A (fr) |
Family
ID=22270197
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE496132D BE496132A (fr) | 1949-06-11 |
Country Status (4)
Country | Link |
---|---|
US (1) | US2632702A (fr) |
BE (1) | BE496132A (fr) |
FR (1) | FR1066012A (fr) |
GB (1) | GB680489A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3519429A (en) * | 1966-05-16 | 1970-07-07 | Eastman Kodak Co | Silver halide emulsions containing a stabilizer pyrazolone coupler |
JPS5110783B2 (fr) * | 1971-04-26 | 1976-04-06 | ||
US4695634A (en) * | 1981-01-02 | 1987-09-22 | Pfizer Inc. | Hypoglycemic 5-substituted oxazolidine-2,4-diones |
EP0711804A3 (fr) | 1994-11-14 | 1999-09-22 | Ciba SC Holding AG | Stabilisateurs à la lumière latents |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL101609B (fr) * | 1936-11-02 | 1900-01-01 | Ig Farbenindustrie Ag | |
US2200294A (en) * | 1937-06-21 | 1940-05-14 | Kingston Products Corp | Electrical connection means |
GB513596A (en) * | 1938-04-08 | 1939-10-17 | John David Kendall | Improvements in and relating to the production of coloured photographic images by colour development |
GB547064A (en) * | 1940-11-04 | 1942-08-12 | Eastman Kodak Co | Improvements in and relating to colour forming developers and processes of colour development |
US2369489A (en) * | 1941-09-25 | 1945-02-13 | Eastman Kodak Co | Acylated amino pyrazolone couplers |
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0
- BE BE496132D patent/BE496132A/xx unknown
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1949
- 1949-06-11 US US98629A patent/US2632702A/en not_active Expired - Lifetime
-
1950
- 1950-06-10 FR FR1066012D patent/FR1066012A/fr not_active Expired
- 1950-06-12 GB GB14556/50A patent/GB680489A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR1066012A (fr) | 1954-06-01 |
GB680489A (en) | 1952-10-08 |
US2632702A (en) | 1953-03-24 |